What is the full form of AM & PM?

Full Forms

What is the full form of AM and PM ?

The full form of AM and PM is AM: Anti Meridiem, PM: Post Meridiem

Let us understand the 12-hour clock system

There are two system to define the time through clock one is 24 hour system which generally use to define the train timing in India and second one is 12-hour system is a time convention used mainly in most of the analogue and digital clocks it convert the clock timing into two periods- AM and PM. 

full form of AM and PM

What does AM and PM mean ?

AM and PM are both are derived from Latin.  And these terms are used to represent time in the 12-hour convention. A.M. stands for Ante Meridiem and P.M. stands for Post Meridiem. 

The term Meridiem is a Latin word which means midday (Meri means mid and Diem means day). Hence, Ante Meridiem means “before midday” and Post Meridiem means “after midday”. In the 12-hour clock system, AM and PM are used to before noon and after noon respectively. 

Features of AM and PM

1.Both AM and PM divide time zone of the day into two parts 12 hours each that represent day and night (before noon and after noon).

2.12-hour duration starts from midnight and lasts till noon is known as AM (12 AM to 12 PM). 

3.The second 12-hour duration begins from noon and lasts till midnight known as PM (12 PM to 12 AM). 

4. 12 AM and 12 PM- There is no such thing as 12 AM or 12 PM. It is actually called 12 in the noon (12 PM) and 12 at midnight (12 AM). 

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